You can also exchange it for a new box if you're having technical difficulties. A technician usually installs your cable and cable box, but you can remove a Comcast cable box and return or exchange it by yourself.
Eat vitamin A each day to keep your digestive system healthy. The surface of your digestive tract is made up of mucosal tissues. These tissues secrete compounds that help with digestion -- the mucosal lining in your stomach, for example, secretes stomach acid -- and also absorb the nutrients from your food.
Iron is an important mineral the body needs to produce red blood cells and keep you in good health. Vitamin C improves the absorption of iron from the stomach. Vitamin B12 is important for growth, cell production, and nerve function. Intrinsic factor is identical to a substance that is made naturally in the stomach.